A record number of cholera outbreaks around the globe, driven by droughts, floods and armed conflicts, has sickened hundreds of thousands of people and so severely strained the supply of cholera vaccines that global health agencies are rationing doses.
The trial could get underway within a couple of weeks and definitely before the end of October, said Ana Maria Henao-Restrepo, who heads WHO’s R&D Blueprint effort to develop drugs, diagnostics, and vaccines to respond to outbreaks of rare and dangerous pathogens.